EN： The use of 'which' as a relative determiner in an indirect question. Unlike 'what', 'which' implies a choice from a limited or specific set of options (in this case, the postal services available).
中文： 在间接疑问句中将 'which' 作为关系限定词使用。与 'what' 不同，'which' 暗示在有限或特定的选项中进行选择（在此情境下指邮局提供的各项服务）。
I have three different sizes; please tell me which one you prefer.
我有三种不同的尺寸；请告诉我你偏好哪一个。
EN： The infinitive phrase 'to choose' acts as a complement to the noun 'service', functioning similarly to a relative clause ('which service I should choose'). This is a concise way to express purpose or necessity.
中文： 不定式短语 'to choose' 作为名词 'service' 的补语，其功能类似于定语从句（'which service I should choose'）。这是一种表达目的或必要性的简洁方式。
She is looking for a quiet place to study.
她正在寻找一个安静的地方学习。
EN： In Western service interactions, it is common to start with a friendly greeting like 'Hi there' before stating your business. It establishes a polite rapport with the service provider. Additionally, 'overseas' is frequently used in island nations or countries with strong maritime histories (like the UK or Australia) to mean 'international'.
中文： 在西方服務互動中，在說明來意之前先以 'Hi there' 等友善問候語開場是很常見的，這能與服務人員建立禮貌的互動關係。此外，'overseas'（海外）在島國或具有深厚航海歷史的國家（如英國或澳洲）常用來指代「國際」。
EN： The phrasal verb 'figure out' means to understand or solve something after thinking about it. In this context, it functions as a transitive verb where 'that' is the object, referring to the customer's dilemma about choosing a service.
中文： 短语动词「figure out」意为经过思考后理解或解决某事。在此语境中，它作为及物动词使用，「that」是宾语，指代顾客关于选择服务的困惑。
We need to figure out a way to reduce our shipping costs.
我们需要想办法降低运输成本。
EN： The phrase 'be headed' is a passive-form construction used to describe the direction or destination of movement. It is often more formal or descriptive than simply using 'going to'.
中文： 短语「be headed」是一种被动形式的结构，用于描述移动的方向或目的地。与简单的「going to」相比，它通常显得更正式或更具描述性。
The ship is headed for the northern coast of Australia.
这艘船正驶向澳大利亚北海岸。
EN： In Western customer service, starting with a friendly greeting and an enthusiastic offer to help is standard etiquette. Using 'I'd be happy to' instead of 'I will' creates a more welcoming and polite atmosphere.
中文： 在西方客戶服務中，以親切的問候和熱情的協助提議開場是標準禮儀。使用「I'd be happy to」而非「I will」能營造出更受歡迎且有禮貌的氛圍。
EN： The use of 'be going to' here functions as a present continuous for future arrangement or destination. In a logistics context, it indicates the intended path or final destination of an object.
中文： 此处使用 'be going to' 作为现在进行时，用以表示已安排好的未来计划或目的地。在物流情境中，这表示物品预定的路径或最终目的地。
This shipment is going to our London branch by air freight.
这批货物将通过空运寄往我们的伦敦分部。
EN： The possessive form 'friend's birthday' uses an apostrophe followed by 's' to indicate ownership. When 'birthday' acts as a compound noun with 'friend's', it specifies the occasion for the gift.
中文： 所有格形式 'friend's birthday' 使用撇号加 's' 来表示所属关系。当 'birthday' 与 'friend's' 组合成复合名词时，它明确指出了送礼的场合。
I need to buy a card for my sister's graduation.
我需要为我姐姐的毕业典礼买一张贺卡。
EN： In many Western cultures, 'handmade gifts' are highly valued as they represent the time and personal effort invested by the giver, making them more sentimental than store-bought items.
中文： 在許多西方文化中，「手工禮品」(handmade gifts) 被視為極具價值，因為它們代表了送禮者投入的時間與心力，比起商店購買的商品更具情感意義。
EN： The use of 'Could you' functions as a polite request. While 'Can you' is grammatically correct for ability, 'Could' is the conditional form which adds a layer of politeness and formal distance, making it ideal for professional service environments.
中文： 使用「Could you」作为礼貌请求。虽然「Can you」在语法上表示能力是正确的，但「Could」是虚拟语气形式，增加了礼貌感和专业距离感，非常适合服务业环境。
Could you please sign this document for verification?
可以请您在这份文件上签名以供核实吗？
EN： The conjunction 'so' (often 'so that') introduces a clause of purpose. It explains the reason behind the preceding request. In spoken English, 'that' is frequently omitted, but the purpose remains clear.
中文： 连词「so」（通常为「so that」）引导目的状语从句。它解释了前述请求背后的原因。在英语口语中，「that」经常被省略，但目的依然明确。
Please leave the door open so the air can circulate.
请把门打开，好让空气流通。
EN： In many English-speaking cultures, especially the UK and Australia, 'Lovely' is used as a versatile positive filler word to acknowledge information or express satisfaction, similar to 'Great' or 'Perfect' in US English.
中文： 在許多英語系國家（尤其是英國和澳洲），「Lovely」是一個非常通用的正面填充詞，用來確認訊息或表達滿意，類似於美式英語中的「Great」或「Perfect」。
EN： The modal verb 'should' is used here to express logical probability or expectation based on the speaker's knowledge, rather than obligation. 'Shouldn't' indicates that the speaker expects the weight to be low.
中文： 助动词 'should' 在此处用于表达根据说话者认知的逻辑推测或预期，而非义务。'Shouldn't' 表示说话者预期重量不会太重。
The traffic is light, so we should arrive at the airport on time.
交通流量不大，所以我们应该能准时到达机场。
EN： The phrase 'Here you go' is a common idiomatic expression used when handing something to someone. It is more informal than 'Here it is' and is standard in service-oriented interactions.
中文： 短语 'Here you go' 是递给他人东西时常用的惯用语。它比 'Here it is' 更口语化，是服务业互动中的标准用语。
Here you go, sir. Enjoy your meal.
给您，先生。请慢用。
EN： The em-dash (—) is used to provide additional information or clarification for the preceding statement. In this context, it introduces a list that explains why the speaker believes the package is not heavy.
中文： 破折号 (—) 用于对前面的陈述提供额外信息或澄清。在此语境中，它引出了一个清单，解释了为什么说话者认为包裹不重。
She has three hobbies—hiking, painting, and reading.
她有三种爱好——徒步、绘画和阅读。
EN： In Western service culture, providing a brief explanation of what is inside a package (like 'just some ceramics') is common to justify the expected weight or to alert the clerk to fragile items, even before being asked.
中文： 在西方服務文化中，主動簡短說明包裹內容（如「只是一些陶瓷品」）是很常見的，這可以用來解釋預期的重量，或在對方詢問前提醒店員內有易碎物品。
EN： The verb 'weigh' is a stative verb used to describe the mass of an object. When followed by a measurement, it functions as a linking verb. The phrase 'just under' acts as a precise quantifier meaning 'slightly less than'.
中文： 动词 'weigh' 在此作为状态动词，用来描述物体的重量。当后面接测量数值时，其功能类似系动词。短语 'just under' 则作为精确的量词，意为「稍微低于」或「刚好不到」。
The suitcase weighs just under the twenty-kilogram limit.
这件行李的重量刚好不到二十公斤的限制。
EN： The use of 'would' ('I'd') in 'I'd strongly recommend' is a hedging device used in professional service contexts to soften a suggestion, making it sound more polite and advisory rather than demanding.
中文： 在 'I'd strongly recommend' 中使用 'would' ('I'd') 是一种缓和语气的修辞手段，用于专业服务场景中以软化建议语气，使其听起来更具礼貌和咨询性质，而非强硬命令。
I'd suggest checking the weather before you depart.
我会建议你在出发前先确认天气状况。
EN： In Western postal services, staff often provide proactive advice on shipping methods based on the contents' fragility and value. Using 'I'd strongly recommend' is a standard way to provide professional guidance while respecting the customer's final decision-making power.
中文： 在西方郵政服務中，工作人員通常會根據物品的易碎性和價值主動提供運輸建議。使用 'I'd strongly recommend' 是一種標準的專業表達方式，既能提供專業指導，又尊重顧客的最終決定權。
EN： The verb 'sound' is a linking verb (copula) used to express an impression. It is followed by an adjective (reasonable) rather than an adverb, as it describes the subject 'That' rather than the action of the verb.
中文： 动词 'sound' 是一个系动词，用于表达印象。其后接形容词（reasonable）而非副词，因为它是用来描述主语 'That' 的状态，而非描述动作本身。
Your proposal sounds feasible given the current budget constraints.
考虑到目前的预算限制，你的提议听起来是可行的。
EN： The phrasal verb 'come with' is commonly used in commercial contexts to indicate that a feature, accessory, or service is included in the price or package of a product.
中文： 短语动词 'come with' 常见于商业情境，用来表示某项功能、配件或服务已包含在产品的价格或套餐方案中。
Does this laptop come with a pre-installed operating system?
这台笔记本电脑有附带预装的操作系统吗？
EN： In Western service industries, 'reasonable' is a polite way to agree with a price or suggestion without being overly enthusiastic, maintaining a professional distance. Asking about a 'tracking number' is a standard expectation for international shipping to ensure security and transparency.
中文： 在西方服務業中，使用 'reasonable'（合理）是一種禮貌認同價格或建議的方式，既得體又不過分熱情，保持了專業的距離感。此外，詢問 'tracking number'（追蹤號碼）是國際物流中的標準要求，用以確保包裹的安全與透明度。
EN： Negative Inversion: When a sentence starts with a negative or restrictive adverbial like 'Not only', the auxiliary verb (does/do/did) must come before the subject. This adds emphasis and is common in formal or professional registers.
中文： 否定倒装句：当句子以 'Not only' 等否定或限制性副词开头时，助动词（如 does/do/did）必须置于主语之前。这种结构用于增加语气强度，常见于正式或专业场合。
Not only did he arrive late, but he also forgot his notes.
他不仅迟到了，还忘了带笔记。
EN： Correlative Conjunctions: 'Not only... but (also)...' connects two parallel clauses or phrases. In this sentence, it connects two benefits of the express service. The 'also' is optional but often included for clarity.
中文： 关联连词：'Not only... but (also)...' 用于连接两个平行的从句或短语。在本句中，它连接了快递服务的两大优点。'also' 可省略，但通常会保留以求语义清晰。
The hotel not only offers free breakfast but also provides a shuttle service.
这家酒店不仅提供免费早餐，还提供接驳服务。
EN： Prepositional Phrase 'Up to': Used to indicate a maximum limit or amount. In a commercial context, it specifies the ceiling of coverage or capacity.
中文： 介词短语 'Up to'：用于表示最高上限或数量。在商业情境中，它明确指出了保险理赔或容量的最高限额。
This hard drive can store up to two terabytes of data.
这块硬盘最高可存储两 TB 的数据。
EN： In Western postal services, 'insurance' and 'tracking' are often premium add-ons. Mentioning them as included features is a common sales technique to justify the higher cost of 'express' services.
中文： 在西方郵政服務中，「保險」和「追蹤」通常是加價購項目。強調這些已包含在內是常見的銷售技巧，用以證明「快遞」服務較高收費的合理性。
EN： The sentence uses 'Were anything to...' as an inverted conditional structure (Inversion in the Second Conditional). This is a formal way of saying 'If anything were to...', used to discuss hypothetical or unlikely future events.
中文： 句子使用了「Were anything to...」的倒装虚拟条件句。这是「If anything were to...」的正式用法，用于讨论假设性或发生概率较低的未来事件。
Were he to resign, the company would face a major crisis.
万一他辞职，公司将面临重大危机。
EN： The phrase 'to be covered' is a common passive construction in insurance contexts, meaning to be protected by an insurance policy or to have costs reimbursed.
中文： 短语「to be covered」是保险语境中常见的被动结构，意指受到保险政策的保护或获得费用理赔。
Does my current policy ensure that I am covered for theft?
我目前的保单有包含盗窃理赔吗？
EN： In Western business and service interactions, using formal grammar like 'Were anything to...' demonstrates a high level of education and politeness. It frames the concern as a hypothetical possibility rather than an expectation of failure, which maintains a positive rapport with the service provider.
中文： 在西方商務與服務互動中，使用如「Were anything to...」的高階語法展現了良好的教育程度與禮貌。這將擔憂框架為一種「假設的可能性」，而非對服務失敗的預期，有助於與服務人員保持良好的互動關係。
EN： The modal verb 'Shall' is used in the first person (I/we) to make an offer or a suggestion. In modern English, it carries a more formal and polite tone than 'Should' or 'Can', often used in service-oriented contexts.
中文： 助动词「Shall」用于第一人称（I/we）时，常用于提出提议或建议。在现代英语中，它比「Should」或「Can」更具正式感且更有礼貌，常用于服务业场景。
Shall I help you with those heavy bags, ma'am?
女士，需要我帮您提那些重物吗？
EN： The phrase 'free of charge' is a formal idiomatic expression meaning 'without cost'. It is more professional than simply saying 'for free' and is standard in business and legal transactions.
中文： 短语「free of charge」是一个正式的惯用语，意指「免费」。它比简单的「for free」更具专业感，是商务和法律交易中的标准用法。
The hotel provides a shuttle service to the airport free of charge.
酒店免费提供前往机场的接驳服务。
EN： In Western customer service, offering small 'extras' like bubble wrap for free is a common way to justify the higher cost of premium services like 'express shipping'. Using 'Shall I' instead of 'Do you want' elevates the level of professionalism.
中文： 在西方客戶服務中，免費提供像氣泡紙這樣的小型「額外服務」，是讓客戶覺得「快捷貨運」等高價服務物有所值的常見做法。使用「Shall I」而非「Do you want」能提升專業形象。
EN： The use of 'would' in 'That would be wonderful' functions as a conditional mood to express a hypothetical reaction to a proposed offer. It is more polite and formal than 'That is wonderful' because it acknowledges the speaker's offer as a possibility they are accepting.
中文： 在 'That would be wonderful' 中使用 'would' 作为条件语气，用来表达对提议的假设性反应。这比 'That is wonderful' 更具礼貌且正式，因为它将对方的提议视为一种正在接受的可能性。
It would be helpful if you could send the report by Friday.
如果您能在周五前寄出报告，那将会很有帮助。
EN： The phrase 'a book of' is a specific collective noun phrase used for stamps, referring to a small folder or booklet containing a set of stamps, rather than just individual pieces.
中文： 'a book of' 是一个用于邮票的特定集合名词短语，指包含一组邮票的小册子或折页，而非单张邮票。
I bought a book of stamps at the post office to mail my wedding invitations.
我在邮局买了一本邮票来寄我的婚礼邀请函。
EN： The conjunction 'while' introduces a subordinate clause of time, indicating that the action of buying stamps is intended to occur during the same period the speaker is physically present at the location.
中文： 连词 'while' 引导时间状语从句，表示购买邮票的动作打算在说话者身处该地点的同一段时间内发生。
Please keep an eye on my luggage while I go to the restroom.
我去洗手间的时候，请帮我照看一下行李。
EN： In many English-speaking countries, post offices sell 'commemorative stamps' which feature significant historical events, famous figures, or local flora and fauna. These are popular among collectors (philatelists) and are often used to add a personal or aesthetic touch to mail, rather than just using standard functional stamps.
中文： 在許多英語系國家，郵局會販售「紀念郵票」，主題通常包含重大歷史事件、名人或當地的動植物。這些郵票在收藏家（集郵家）中非常受歡迎，人們也常用它們來為信件增添個人風格或美感，而不僅僅是使用標準的普通郵票。
EN： The present participle phrase 'featuring...' acts as a reduced relative clause (which features...), functioning as an adjective to modify the preceding noun 'collection'. This is a sophisticated way to provide additional descriptive information concisely.
中文： 现在分词短语「featuring...」作为简化的定语从句（which features...），充当形容词来修饰前面的名词「collection」。这是一种精炼且高级的表达方式，用于提供额外的描述性信息。
The museum is hosting an exhibition showcasing local contemporary artists.
这家博物馆正在举办一场展示当地当代艺术家的展览。
EN： The distributive determiner 'Each' is used to refer to every individual member of a group separately. It is followed by a singular countable noun ('stamp') and requires a singular verb ('is'), emphasizing the individual quality of every item in the set.
中文： 分配限定词「Each」用于分别指代群体中的每一个成员。其后接单数可数名词（stamp），并要求使用单数动词（is），强调集合中每一件物品的个别品质。
Each participant was given a certificate of completion.
每位参与者都获发了一张结业证书。
EN： Commemorative stamps are a common way for national postal services to celebrate local culture, history, or environmental causes. In many English-speaking countries, stamp collecting (philately) remains a respected hobby, and post offices often promote these special editions as both functional postage and collectibles.
中文： 紀念郵票是各國郵政服務慶祝當地文化、歷史或環保事業的常見方式。在許多英語系國家，集郵（philately）仍是一項受人尊敬的愛好，郵局經常推廣這些特別版郵票，使其兼具郵資功能與收藏價值。
EN： The double genitive construction 'a [noun] of mine/his/hers' is used to specify one of many, often sounding more natural and less possessive than 'my colleague' in casual or descriptive contexts.
中文： 双重所有格结构「a [名词] of mine/his/hers」用于指代众多中的一个，在口语或描述性语境中，通常比「my colleague」听起来更自然，且占有欲色彩较淡。
A neighbor of ours is helping us look after the cat.
我们的一位邻居正在帮我们照顾猫。
EN： The adjective 'avid' is a high-level descriptor used to express extreme enthusiasm or keen interest, typically collocating with hobbies like 'collector', 'reader', or 'runner'.
中文： 形容词「avid」是一个高阶词汇，用于表达极度的热情或浓厚的兴趣，通常与爱好类名词连用，如「collector」（收藏家）、「reader」（读者）或「runner」（跑者）。
She is an avid traveler who has visited over fifty countries.
她是一位狂热的旅行者，已经去过五十多个国家。
EN： In many English-speaking cultures, small talk involving personal anecdotes (like mentioning a colleague's hobby) is common during service transactions to create a friendly atmosphere.
中文： 在許多英語系國家的文化中，在服務交易過程中加入一些個人軼事（例如提到同事的愛好）是很常見的閒聊方式，這有助於營造友好的氛圍。
EN： The phrasal verb 'come to' is frequently used in commercial contexts to indicate a total sum or final amount after calculation. It functions as a more natural alternative to 'equals' or 'is'.
中文： 动词短语「come to」在商业情境中常用来表示计算后的总额或最终金额。它是比「equals」或「is」更地道的表达方式。
With the added service fee, your bill comes to eighty dollars.
加上服务费后，您的账单总计为八十美元。
EN： The use of 'So that's...' at the beginning of a sentence serves as a summarizing discourse marker. In service industries, it is used to confirm the details of an order or transaction before finalizing it.
中文： 句首使用「So that's...」作为总结性的语用标记。在服务业中，这用于在完成交易前确认订单或交易细节。
So that's two black coffees and one croissant. Is that correct?
所以是两杯黑咖啡和一个可颂。对吗？
EN： In Western retail and service culture, summarizing the order before stating the price is a standard professional practice to ensure accuracy and build trust with the customer.
中文： 在西方零售與服務文化中，在報價前先總結訂單內容是標準的專業做法，旨在確保準確性並建立與客戶之間的信任。
EN： The use of 'should' here expresses expectation based on normal circumstances or logical probability, rather than obligation. It asks for an estimate of what is likely to happen.
中文： 此处的 'should' 用于表达基于常理或逻辑可能性的「预期」，而非「义务」。它是在询问在正常情况下预计会发生的结果。
The train should arrive in ten minutes if there are no delays.
如果没有延误，火车应该会在十分钟内到达。
EN： The adverb 'roughly' is placed at the end of the question as a sentence modifier to indicate that the speaker is looking for an approximation rather than an exact figure. This is common in spoken English to sound less demanding.
中文： 副词 'roughly' 置于句尾作为整句修饰语，表示说话者寻求的是「大约」的估计而非精确数字。在口语中这样使用能让语气显得不那么强硬或苛求。
How many people will be attending the seminar, roughly?
大约会有多少人参加这场研讨会？
EN： In Western service interactions, using 'roughly' or 'about' when asking for timeframes is considered polite as it acknowledges that the service provider cannot guarantee an exact delivery time due to external factors like customs or weather.
中文： 在西方的服務互動中，詢問時間範圍時使用 'roughly' 或 'about' 被視為有禮貌的表現，因為這代表你理解服務提供者無法保證精確的送達時間（受海關或天氣等外部因素影響）。
EN： The use of 'typically' as an adverb of frequency indicates a general rule or expected outcome, which is more formal and precise than 'usually' in a professional service context.
中文： 副词 'typically' 用于表示一般规律或预期结果，在专业服务情境中比 'usually' 更具正式感与精确度。
The application process typically involves a background check.
申请流程通常包含背景调查。
EN： The term 'business days' refers specifically to Monday through Friday, excluding weekends and public holidays. This is a crucial distinction in logistics and professional agreements.
中文： 「Business days」（工作日）特指周一至周五，不含周末及公众假期。这在物流与专业协议中是一个至关重要的区别。
Please allow three business days for your payment to be processed.
请预留三个工作日处理您的付款。
EN： The verb 'monitor' implies a continuous or periodic observation of progress, which is more technical and active than simply 'checking' the status.
中文： 动词 'monitor' 暗示对进度进行持续或定期的观察，比单纯的 'checking'（检查）更具技术性且主动。
Engineers monitor the system performance around the clock.
工程师全天候监控系统性能。
EN： In many Western countries, 'business days' are strictly observed in logistics. Shipping estimates do not include Saturdays, Sundays, or public holidays, which can significantly affect the actual arrival date if a package is sent right before a weekend.
中文： 在許多西方國家，「工作天」在物流中被嚴格遵守。運送估計時間不包括週六、週日或公眾假期。如果包裹在週末前寄出，這將顯著影響實際送達日期。
EN： The use of 'really' as an intensifier before the verb 'appreciate' emphasizes the speaker's sincerity and depth of gratitude, a common feature in polite professional discourse.
中文： 在动词「appreciate」之前使用「really」作为强调词，强调了说话者的诚意和感激之情，这是礼貌专业对话中的常见特征。
I really value your input on this project.
我真的很重视你对这个项目的意见。
EN： The adjective 'thorough' functions as an attributive modifier for the noun 'assistance', indicating that the help provided was comprehensive and detailed.
中文： 形容词「thorough」作为名词「assistance」的定语修饰语，表示所提供的帮助是全面且详尽的。
The detective conducted a thorough investigation of the crime scene.
侦探对犯罪现场进行了彻底的调查。
EN： In English-speaking service environments, it is common and polite to address the service provider by their first name if it has been provided (often via a name tag or introduction). This builds rapport and shows personal appreciation. Additionally, 'Brilliant' is a very common positive reinforcement in British and Australian English, equivalent to 'Great' or 'Excellent' in American English.
中文： 在英語國家的服務環境中，如果已知服務人員的名字（通常透過名牌或自我介紹），直接稱呼對方的名字是很常見且禮貌的做法。這能建立良好關係並展現個人化的感激。此外，「Brilliant」是英式與澳式英語中非常常見的正面肯定詞，相當於美式英語中的「Great」或「Excellent」。
EN： The sentence uses an inverted conditional structure where 'Should' replaces 'If'. This is a formal way to express a possibility (First Conditional). The structure is: 'Should + Subject + Base Verb'.
中文： 句子使用了倒装条件句结构，用 'Should' 代替 'If'。这是一种表达可能性的正式方式（第一类条件句）。结构为：'Should + 主语 + 动词原形'。
Should you require further assistance, please contact our help desk.
如果您需要进一步的协助，请联系我们的服务台。
EN： The phrase 'don't hesitate to' is a polite imperative used in professional contexts to encourage someone to take action without feeling like they are being a nuisance.
中文： 'don't hesitate to'（不要犹豫去做...）是一个在专业场合使用的礼貌祈使句，用来鼓励对方采取行动，而不需要担心造成困扰。
Please don't hesitate to ask if you have any questions.
如果您有任何问题，请随时提问。
EN： In Western customer service, using the customer's name (Sarah) and phrases like 'My pleasure' creates a balance between professional distance and personal warmth. The use of 'Should you...' is a hallmark of formal British and Commonwealth English (like in Australia), often used to sound more sophisticated and helpful.
中文： 在西方客服文化中，使用顧客的名字（Sarah）以及像 'My pleasure' 這樣的短語，能在專業距離與個人溫暖之間取得平衡。使用 'Should you...' 是正式英式英語（如澳洲）的標誌，通常聽起來更優雅且具服務熱忱。
重要单词附有 IPA 发音、定义、例句和互动式测验。
在本文中： 易碎的，指容易损坏或破碎的物品。
在本文中： 保险，指在发生损失或损坏时提供的经济保障。
在本文中： 运输过程，指物品从一地运送到另一地的期间。
在本文中： 纪念性的，指为了纪念某人或某事而发行的。
在本文中： 热衷的、渴望的，形容对某事有极大兴趣。
在本文中： 周详的、彻底的，指服务或工作非常仔细。
在本文中： 监控、监测，指持续观察某事物的进展或状态。
在本文中： 陶瓷制品。
片语包含类型标示、双语定义、用法说明和例句。
Without any cost; for free.
免费。
The days of the week on which most businesses are open (usually Monday through Friday).
工作日。
A polite way to encourage someone to do something without feeling shy or worried.
请尽管……；不要犹豫去做某事。
A unique number assigned to a package to allow its progress to be followed.
包裹查询单号。
A device used to measure the weight of an object.
秤 / 磅秤
Protected by an insurance policy or financial guarantee.
受保 / 在保险理赔范围内
A small folder containing a set number of postage stamps bound together.
（邮票）小册 / 一本邮票
The period or state of being moved from one location to another in a logistics chain.
运送途中